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Diffstat (limited to 'pbmclean.html')
| -rw-r--r-- | pbmclean.html | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/pbmclean.html b/pbmclean.html index ab965e1f..35efa4e3 100644 --- a/pbmclean.html +++ b/pbmclean.html @@ -52,17 +52,6 @@ isolated. black pixels in an otherwise white field, each of those pixels is isolated, so <b>pbmclean</b> erases them - turns both white. -<p>But it isn't that simple, because as <b>pbmclean</b> progresses, its having -erased a pixel may make another pixel isolated that isn't isolated in the -original image. Consider a straight vertical line of 4 pixels, with -<b>-minneigbors</b> of two. <b>pbmclean</b> considers the top pixel first, and -finding that it has only one neighbor (the pixel below it), erases it. The it -considers the second pixel, and erases it for the same reason, even though it -has two neighbors in the original image. In this way, <b>pbmclean</b> -ultimately erases the entire line. Because of this weirdness, you probably -don't want <b>-minneighbors</b> greater than one. But you may want to run -<b>pbmclean</b> multiple times with <b>-minneighbors</b> of one. - <P>The default minimum 1 pixel — <b>pbmclean</b> flips only completely isolated pixels. |